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STB45NF3LL-VB Product details
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1. **STB45NF3LL-VB Product Introduction**
STB45NF3LL-VB is a unipolar N-channel MOSFET in TO263 package, designed for high-efficiency power conversion and power management applications. Its maximum drain-source voltage (VDS) is 30V, which is suitable for low-voltage power supply and drive applications. The gate voltage (VGS) of this MOSFET is ±20V, which can work stably in a wide gate voltage range to ensure reliable startup. The threshold voltage (Vth) of STB45NF3LL-VB is 1.7V, which means that it can work normally at a lower gate voltage and improve startup efficiency. Its on-resistance (RDS(ON)) is 18mΩ (VGS=4.5V) and 12mΩ (VGS=10V), with extremely low conduction loss, which can effectively improve circuit efficiency.
The maximum drain current (ID) of STB45NF3LL-VB is 50A, which enables it to work stably under high current loads and is suitable for power modules, motor drives and other fields. The design based on Trench technology further optimizes the switching performance and ensures superior performance in high-speed switching applications. This MOSFET has a wide range of applicability in low-voltage and high-current applications, such as battery-powered devices, power tools, power adapters, etc.
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STB45NF3LL-VB is a unipolar N-channel MOSFET in TO263 package, designed for high-efficiency power conversion and power management applications. Its maximum drain-source voltage (VDS) is 30V, which is suitable for low-voltage power supply and drive applications. The gate voltage (VGS) of this MOSFET is ±20V, which can work stably in a wide gate voltage range to ensure reliable startup. The threshold voltage (Vth) of STB45NF3LL-VB is 1.7V, which means that it can work normally at a lower gate voltage and improve startup efficiency. Its on-resistance (RDS(ON)) is 18mΩ (VGS=4.5V) and 12mΩ (VGS=10V), with extremely low conduction loss, which can effectively improve circuit efficiency.
The maximum drain current (ID) of STB45NF3LL-VB is 50A, which enables it to work stably under high current loads and is suitable for power modules, motor drives and other fields. The design based on Trench technology further optimizes the switching performance and ensures superior performance in high-speed switching applications. This MOSFET has a wide range of applicability in low-voltage and high-current applications, such as battery-powered devices, power tools, power adapters, etc.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO263 | Single-N | 30V | 1.7V | 50A | 12mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-N | 30V | 1.7V | 50A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-N | 30V | 1.7V | 50A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO263 | Single-N |
2. **STB45NF3LL-VB Detailed Parameter Description**
| **Parameter Category** | **Parameter Value** | **Description** |
|-----------------------|--------------------------------------------|---------------------------------------------------------------|
| **Package Type** | TO263 | Surface mount package, suitable for medium power applications and high current loads|
| **Configuration** | Unipolar N-channel | Used in power conversion, motor drive and other applications, with stable switching characteristics|
| **Drain-Source Voltage (VDS)** | 30V | Suitable for low-voltage power applications, low operating voltage, suitable for low-voltage power management modules|
| **Gate Voltage (VGS)** | ±20V | Adapt to a wider gate voltage range and support various drive circuits|
| **Threshold Voltage (Vth)** | 1.7V | Lower threshold voltage, can start at a lower gate voltage|
| **On-resistance (RDS(ON))** | 18mΩ @ VGS=4.5V, 12mΩ @ VGS=10V | Lower on-resistance, effectively reducing conduction loss and improving system efficiency|
| **Drain current (ID)** | 50A | Higher current carrying capacity, suitable for high-power power supply and motor drive applications|
| **Technology type** | Trench | Trench technology optimizes switching characteristics, provides lower conduction loss and efficient current control|
| **Operating temperature range** | -55°C to 150°C | Wide temperature range ensures stability under various environmental conditions|
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| **Parameter Category** | **Parameter Value** | **Description** |
|-----------------------|--------------------------------------------|---------------------------------------------------------------|
| **Package Type** | TO263 | Surface mount package, suitable for medium power applications and high current loads|
| **Configuration** | Unipolar N-channel | Used in power conversion, motor drive and other applications, with stable switching characteristics|
| **Drain-Source Voltage (VDS)** | 30V | Suitable for low-voltage power applications, low operating voltage, suitable for low-voltage power management modules|
| **Gate Voltage (VGS)** | ±20V | Adapt to a wider gate voltage range and support various drive circuits|
| **Threshold Voltage (Vth)** | 1.7V | Lower threshold voltage, can start at a lower gate voltage|
| **On-resistance (RDS(ON))** | 18mΩ @ VGS=4.5V, 12mΩ @ VGS=10V | Lower on-resistance, effectively reducing conduction loss and improving system efficiency|
| **Drain current (ID)** | 50A | Higher current carrying capacity, suitable for high-power power supply and motor drive applications|
| **Technology type** | Trench | Trench technology optimizes switching characteristics, provides lower conduction loss and efficient current control|
| **Operating temperature range** | -55°C to 150°C | Wide temperature range ensures stability under various environmental conditions|
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Domain and module applications：
3. **Application fields and module examples**
1. **Power conversion system**
- **Application module**: DC-DC converter, power adapter, power module
- **Example**: STB45NF3LL-VB can be widely used in DC-DC converters and power adapters, especially in situations where low voltage and high efficiency conversion are required. Its low on-resistance characteristics enable it to reduce energy loss and improve system efficiency during power conversion, and is widely used in consumer electronics, battery-powered devices and other fields.
2. **Motor drive**
- **Application module**: Motor controller, power tool drive
- **Example**: In power tool and motor drive applications, STB45NF3LL-VB provides efficient switching performance and supports high current control. Its high current carrying capacity and low on-resistance ensure smooth starting and efficient operation of the motor, and is suitable for industrial robots, power tools and other occasions.
3. **Consumer Electronic Devices**
- **Application Module**: Battery Charge Management, Power Distribution
- **Example**: STB45NF3LL-VB can be used as a switching element in the battery charge management module in consumer electronic devices, especially for portable devices, wireless devices, etc. Its low on-resistance and high current capability ensure high efficiency and low energy loss during device charging and power distribution.
4. **Battery-Powered Systems**
- **Application Module**: Battery Management System (BMS), Power Management Module
- **Example**: STB45NF3LL-VB can be used in battery management systems (BMS), especially in battery voltage conversion and current protection modules. Low on-resistance can reduce the heat generated during battery charging, improve battery charging efficiency, and extend battery life, making it suitable for electric vehicles, energy storage devices, etc.
5. **Computer and communication power management**
- **Application module**: Computer power module, communication equipment power
- **Example**: STB45NF3LL-VB can also be used in computer power modules and communication equipment power systems to help improve power conversion efficiency and reduce power loss. Its high current capability and low loss characteristics are suitable for applications requiring high stability and high efficiency.
6. **Automotive electronics**
- **Application module**: Automotive power system, lighting control module
- **Example**: In the field of automotive electronics, STB45NF3LL-VB can be used in power conversion, electric seats, vehicle lighting and other systems. Its efficient energy conversion characteristics help optimize the performance of vehicle power systems, especially in electric vehicles and high-efficiency vehicle power systems, reducing energy consumption and improving overall performance.
7. **Smart Home Devices**
- **Application Module**: Smart Home Power Management Module, Smart Power Adapter
- **Example**: The application of STB45NF3LL-VB in smart home devices, especially power adapters and smart power management modules, can ensure the stability and efficiency of the devices during long-term operation. The low on-resistance and high current handling capability make it suitable for power control of lighting, smart sockets and other devices.
STB45NF3LL-VB is widely used in many fields, especially in high-efficiency power management, power tools, battery-driven systems and other fields. Its low on-resistance and high current carrying capacity make it excel in low-voltage power conversion, high-efficiency drive systems and other occasions.
1. **Power conversion system**
- **Application module**: DC-DC converter, power adapter, power module
- **Example**: STB45NF3LL-VB can be widely used in DC-DC converters and power adapters, especially in situations where low voltage and high efficiency conversion are required. Its low on-resistance characteristics enable it to reduce energy loss and improve system efficiency during power conversion, and is widely used in consumer electronics, battery-powered devices and other fields.
2. **Motor drive**
- **Application module**: Motor controller, power tool drive
- **Example**: In power tool and motor drive applications, STB45NF3LL-VB provides efficient switching performance and supports high current control. Its high current carrying capacity and low on-resistance ensure smooth starting and efficient operation of the motor, and is suitable for industrial robots, power tools and other occasions.
3. **Consumer Electronic Devices**
- **Application Module**: Battery Charge Management, Power Distribution
- **Example**: STB45NF3LL-VB can be used as a switching element in the battery charge management module in consumer electronic devices, especially for portable devices, wireless devices, etc. Its low on-resistance and high current capability ensure high efficiency and low energy loss during device charging and power distribution.
4. **Battery-Powered Systems**
- **Application Module**: Battery Management System (BMS), Power Management Module
- **Example**: STB45NF3LL-VB can be used in battery management systems (BMS), especially in battery voltage conversion and current protection modules. Low on-resistance can reduce the heat generated during battery charging, improve battery charging efficiency, and extend battery life, making it suitable for electric vehicles, energy storage devices, etc.
5. **Computer and communication power management**
- **Application module**: Computer power module, communication equipment power
- **Example**: STB45NF3LL-VB can also be used in computer power modules and communication equipment power systems to help improve power conversion efficiency and reduce power loss. Its high current capability and low loss characteristics are suitable for applications requiring high stability and high efficiency.
6. **Automotive electronics**
- **Application module**: Automotive power system, lighting control module
- **Example**: In the field of automotive electronics, STB45NF3LL-VB can be used in power conversion, electric seats, vehicle lighting and other systems. Its efficient energy conversion characteristics help optimize the performance of vehicle power systems, especially in electric vehicles and high-efficiency vehicle power systems, reducing energy consumption and improving overall performance.
7. **Smart Home Devices**
- **Application Module**: Smart Home Power Management Module, Smart Power Adapter
- **Example**: The application of STB45NF3LL-VB in smart home devices, especially power adapters and smart power management modules, can ensure the stability and efficiency of the devices during long-term operation. The low on-resistance and high current handling capability make it suitable for power control of lighting, smart sockets and other devices.
STB45NF3LL-VB is widely used in many fields, especially in high-efficiency power management, power tools, battery-driven systems and other fields. Its low on-resistance and high current carrying capacity make it excel in low-voltage power conversion, high-efficiency drive systems and other occasions.
* Please note: the above is only an example application scenario, the specific application depends on the requirements and conditions of the system design. When using this device, consult its data sheet for detailed technical specifications and features
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